package demo5;

/**
 * @ClassDescription:
 * @JdkVersion: 1.8
 * @Author: 李白
 * @Created: 2024/4/25 18:37
 */
public class Test {
}
interface A{

    void testA();
}
interface B{
    void testA();
    void testB();
}
class DemoTest1 implements B{
    @Override
    public void testA() {

    }

    @Override
    public void testB() {

    }
}